on a daily basis. for more on education nation series, go to our website. we have devoted a special section to the series. just click on the education nation tab. tonight on "c nightly news", what makes a good teacher, and why is bill gates spending millions of dollars to find out. that's coming up at 5:30. all on the subject of bullying, there is new information that shows bullies are increasingly targeting kids with food allergies. a new study shows a quarter of teens and young adults with food allergies report being teased, harassed, even bullied, because of their condition. among kids in grades 6 through 10, that percentage rises to as high as 50%. for some, the bullying is physical including the smearing of an allergic child with peanut butter. 67% of allergic kids bullied report feeling sad, depressed or embarrassed. former president jimmy carter is recovering in a cleveland hospital after becoming ill on a flight.